3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; print $a ?? 'b1'; print "\n"; print $a ?: 'b2'; print "\n"; print $c ?? 'a1'; print "\n"; print $c ?: 'a2'; print "\n";

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
158.92 ms | 2168 KiB | 8 Q